Keys to the British species of Ephemeropters, with keys to the genera of the nymphs.
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Author
Publication
1942 - Freshwater Biological Association, Ambleside, Westmorland, United Kingdom
Language
English
Word Count
16,000 words, Guess
Page Count
64 pages
Identifiers
- Open LibraryOL6146831M
- Library of Congress Control Number53049693
- OCLC Control Number9097395
Classifications
- LCCQL513.E7 K5
Subjects
Topics
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